diff --git a/src/main/java/com/cflint/JSONOutput.java b/src/main/java/com/cflint/JSONOutput.java
index 30aa8caf9..7963d46a2 100644
--- a/src/main/java/com/cflint/JSONOutput.java
+++ b/src/main/java/com/cflint/JSONOutput.java
@@ -49,8 +49,10 @@ public void output(final BugList bugList, final Writer writer, final boolean sho
 				jg.writeStringField("message", code);
 				jg.writeStringField("category", "CFLINT");
 				jg.writeStringField("abbrev", abbrev(code));
+				jg.writeFieldName("locations");
+				jg.writeStartArray();
 				do {
-					jg.writeObjectFieldStart("location");
+					jg.writeStartObject();
 					jg.writeStringField("file",notNull(bugInfo.getFilename()));
 					jg.writeStringField("fileName",filename(bugInfo.getFilename()));
 					jg.writeStringField("function",filename(bugInfo.getFunction()));
@@ -63,6 +65,7 @@ public void output(final BugList bugList, final Writer writer, final boolean sho
 					prevbugInfo = bugInfo;
 					bugInfo = iterator.hasNext() ? iterator.next() : null;
 				} while (isGrouped(prevbugInfo, bugInfo));
+				jg.writeEndArray();
 				jg.writeEndObject();
 			}
 		}
diff --git a/src/test/java/com/cflint/TestJSONOutput.java b/src/test/java/com/cflint/TestJSONOutput.java
index c92b72cf6..a53a51e89 100644
--- a/src/test/java/com/cflint/TestJSONOutput.java
+++ b/src/test/java/com/cflint/TestJSONOutput.java
@@ -28,7 +28,7 @@ public void testOutput() throws IOException {
 		BugInfo bugInfo = new BugInfo.BugInfoBuilder().setFunction("testf").setMessageCode("PARSE_ERROR").setFilename("c:\\temp\\test.cfc").build();
 		bugList.add(bugInfo);
 		outputer.output(bugList, writer, false);
-		String expectedText = "[{\"severity\":\"\",\"id\":\"PARSE_ERROR\",\"message\":\"PARSE_ERROR\",\"category\":\"CFLINT\",\"abbrev\":\"PE\",\"location\":{\"file\":\"c:\\\\temp\\\\test.cfc\",\"fileName\":\"test.cfc\",\"function\":\"testf\",\"column\":\"0\",\"line\":\"0\",\"message\":\"\",\"variable\":\"\",\"expression\":\"\"}}]";
+		String expectedText = "[{\"severity\":\"\",\"id\":\"PARSE_ERROR\",\"message\":\"PARSE_ERROR\",\"category\":\"CFLINT\",\"abbrev\":\"PE\",\"locations\":[{\"file\":\"c:\\\\temp\\\\test.cfc\",\"fileName\":\"test.cfc\",\"function\":\"testf\",\"column\":\"0\",\"line\":\"0\",\"message\":\"\",\"variable\":\"\",\"expression\":\"\"}]}]";
 //		assertEquals(JSONValue.parse(expectedText),JSONValue.parse(writer.toString()));
 		assertEquals(expectedText,writer.toString());
 	}
@@ -38,7 +38,7 @@ public void testStats() throws IOException {
 		BugInfo bugInfo = new BugInfo.BugInfoBuilder().setFunction("testf").setMessageCode("PARSE_ERROR").setFilename("c:\\temp\\test.cfc").build();
 		bugList.add(bugInfo);
 		outputer.output(bugList, writer, true);
-		String expectedText = "[{\"severity\":\"\",\"id\":\"PARSE_ERROR\",\"message\":\"PARSE_ERROR\",\"category\":\"CFLINT\",\"abbrev\":\"PE\",\"location\":{\"file\":\"c:\\\\temp\\\\test.cfc\",\"fileName\":\"test.cfc\",\"function\":\"testf\",\"column\":\"0\",\"line\":\"0\",\"message\":\"\",\"variable\":\"\",\"expression\":\"\"}},{\"code\":\"PARSE_ERROR\",\"count\":\"1\"}]";
+		String expectedText = "[{\"severity\":\"\",\"id\":\"PARSE_ERROR\",\"message\":\"PARSE_ERROR\",\"category\":\"CFLINT\",\"abbrev\":\"PE\",\"locations\":[{\"file\":\"c:\\\\temp\\\\test.cfc\",\"fileName\":\"test.cfc\",\"function\":\"testf\",\"column\":\"0\",\"line\":\"0\",\"message\":\"\",\"variable\":\"\",\"expression\":\"\"}]},{\"code\":\"PARSE_ERROR\",\"count\":\"1\"}]";
 		assertEquals(expectedText,writer.toString());
 	}
 	
diff --git a/src/test/resources/com/cflint/tests/CompareInsteadOfAssign/Compare1.expected.txt b/src/test/resources/com/cflint/tests/CompareInsteadOfAssign/Compare1.expected.txt
index 7eb4ae2ea..171fd750b 100644
--- a/src/test/resources/com/cflint/tests/CompareInsteadOfAssign/Compare1.expected.txt
+++ b/src/test/resources/com/cflint/tests/CompareInsteadOfAssign/Compare1.expected.txt
@@ -4,8 +4,8 @@
   "message" : "COMPARE_INSTEAD_OF_ASSIGN",
   "category" : "CFLINT",
   "abbrev" : "CI",
-  "location" : {
-    "file" : "src\\test\\resources\\com\\cflint\\tests\\CompareInsteadOfAssign\\Compare1.cfm",
+  "locations" : [ {
+    "file" : "src/test/resources/com/cflint/tests/CompareInsteadOfAssign/Compare1.cfm",
     "fileName" : "Compare1.cfm",
     "function" : "",
     "column" : "5",
@@ -13,15 +13,15 @@
     "message" : "CWE-482: Comparing instead of Assigning",
     "variable" : "==",
     "expression" : "x.x == 2"
-  }
+  } ]
 }, {
   "severity" : "WARNING",
   "id" : "COMPARE_INSTEAD_OF_ASSIGN",
   "message" : "COMPARE_INSTEAD_OF_ASSIGN",
   "category" : "CFLINT",
   "abbrev" : "CI",
-  "location" : {
-    "file" : "src\\test\\resources\\com\\cflint\\tests\\CompareInsteadOfAssign\\Compare1.cfm",
+  "locations" : [ {
+    "file" : "src/test/resources/com/cflint/tests/CompareInsteadOfAssign/Compare1.cfm",
     "fileName" : "Compare1.cfm",
     "function" : "",
     "column" : "5",
@@ -29,5 +29,5 @@
     "message" : "CWE-482: Comparing instead of Assigning",
     "variable" : "EQ",
     "expression" : "x.x EQ 6"
-  }
+  } ]
 } ]
\ No newline at end of file
diff --git a/src/test/resources/com/cflint/tests/UnusedArgument/UnusedArgument_152b.expected.txt b/src/test/resources/com/cflint/tests/UnusedArgument/UnusedArgument_152b.expected.txt
index 5dd733944..3e871b878 100644
--- a/src/test/resources/com/cflint/tests/UnusedArgument/UnusedArgument_152b.expected.txt
+++ b/src/test/resources/com/cflint/tests/UnusedArgument/UnusedArgument_152b.expected.txt
@@ -4,8 +4,8 @@
   "message" : "UNUSED_METHOD_ARGUMENT",
   "category" : "CFLINT",
   "abbrev" : "UM",
-  "location" : {
-    "file" : "src\\test\\resources\\com\\cflint\\tests\\UnusedArgument\\UnusedArgument_152b.cfc",
+  "locations" : [ {
+    "file" : "src/test/resources/com/cflint/tests/UnusedArgument/UnusedArgument_152b.cfc",
     "fileName" : "UnusedArgument_152b.cfc",
     "function" : "helloWorld",
     "column" : "0",
@@ -13,5 +13,5 @@
     "message" : "Argument xyzzy is not used in function helloWorld, consider removing it.",
     "variable" : "xyzzy",
     "expression" : ""
-  }
+  } ]
 } ]
\ No newline at end of file